Let's Make Robots!

RTC

A problem with having scientific equipment on location over a period of time is the chance of it being stolen. This equipment can be very expensive (not my DIY … Read more
This is my first experiment with artificial inteligence using a simple Doodle Bot with a RTC and SD card for extra memory. When I say artificial inteligence I am … Read more

RTC and RFID

Hello LMR! This is sort-of a Two in one question. I need some assistance figuring how to hook up and program the following: 1. RFID - I've been eying this for a while now: http://www.sparkfun.com/products/8419. I understand that pin 5 will tell you when a card is present, and 8 & 9 look like i2c, but what is pin 7 (format selector)? What sort of object (propeller) would I use to drive it, i2c? What about the cp pin? 2. RTC - I've also wanted to do some experiments with this cool little chip: http://www.sparkfun.com/products/10160.
Avoid obstacles, wake me up, water the plants.
Using a
09/06/09 I finished the latest cleaner head and mounted it temporarily on Ozzy with double sided tape. This is the 3rd revision of the vacuum head, the 2nd was made … Read more